(19)
(11) EP 4 305 011 A1

(12)

(43) Date of publication:
17.01.2024 Bulletin 2024/03

(21) Application number: 22707780.7

(22) Date of filing: 01.03.2022
(51) International Patent Classification (IPC): 
C07C 7/148(2006.01)
C07C 7/04(2006.01)
C07C 41/42(2006.01)
 C07C 11/09(2006.01)
C07C 41/06(2006.01)
C07C 43/04(2006.01)
(52) Cooperative Patent Classification (CPC):
C07C 7/14891; C07C 7/005; C07C 7/04; C07C 41/06; C07C 41/42
 
C-Sets:
  1. C07C 41/42, C07C 43/04;
  2. C07C 7/14891, C07C 11/09;
  3. C07C 7/005, C07C 11/09;
  4. C07C 7/04, C07C 11/09;
  5. C07C 41/06, C07C 43/04;
(86) International application number:
PCT/EP2022/055183
(87) International publication number:
WO 2022/189216 (15.09.2022 Gazette 2022/37)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 08.03.2021 EP 21161219

(71) Applicant: BASF SE
67056 Ludwigshafen am Rhein (DE)

(72) Inventors:
  • WAGNER, Hans-Guenter
    67056 Ludwigshafen (DE)
  • THOTLA, Suman
    67056 Ludwigshafen (DE)
  • HUGO, Randolf
    67056 Ludwigshafen (DE)
  • WATERS, Gerrit
    67056 Ludwigshafen (DE)
  • HUEBNER, Michael
    Freeport, Texas 77541 (US)
  • NEUDERT, Markus
    67056 Ludwigshafen (DE)
  • ROUSSIERE, Thomas
    67056 Ludwigshafen (DE)

(74) Representative: BASF IP Association 
BASF SE GBI-C006
67056 Ludwigshafen
67056 Ludwigshafen (DE)

   


(54) PROCESS FOR OBTAINING ISOBUTENE FROM A C4-HYDROCARBON MIXTURE